57 search results - page 2 / 12 » Hot-Spot Passage Retrieval in Question Answering |
FINTAL
2006
13 years 9 months ago
2006
Question Answering (QA) aims at providing users with short text units that answer specific, well-formed natural language questions. A two stage architecture is widely adopted for t...
TCSV
2008
13 years 5 months ago
2008
In this paper, we present a robust passage retrieval algorithm to extend the conventional text question answering (Q/A) to videos. Users interact with our videoQ/A system through n...
ISCI
2007
13 years 5 months ago
2007
We propose a semantic passage segmentation method for a Question Answering (QA) system. We define a semantic passage as sentences grouped by semantic coherence, determined by the...
TSD
2005
Springer
13 years 11 months ago
2005
Springer
In this paper we present a new Question Answering (QA) system based on redundancy and a new Passage Retrieval (PR) method oriented to QA. We suppose that in a large enough document...
SIGIR
2005
ACM
13 years 11 months ago
2005
ACM
State-of-the-art question answering (QA) systems employ termdensity ranking to retrieve answer passages. Such methods often retrieve incorrect passages as relationships among ques...